| System Information | ||||
| Affiliation: | Hewlett Packard | URL: | www.hp.com | |
| Location: | USA, Georgia, Atlanta | System Use: | Research | |
| System Manufacturer: | Hewlett Packard | System Name: | Hewlett Packard BL280cG6 Intel Nehalem X5550 | |
| Interconnect Manufacturer: | Mellanox | Interconnect Type: | Mellanox Technologies (IB-QDR) | |
| Operating System: | RHEL 5.4 | MPI: | Platform MPI 07.01.00.00 | |
| MPI Wtick: | 0.001 | BLAS: | Intel MKL-10.2.3.029 | |
| Language: | C | Compiler: | Intel-11.1.064 | |
| Compiler Flags: | -vec-report0 -O2 -ip -ansi-alias -align -fno-alias -xSSE4.2 | Processor Type: | Intel Nehalem X5550 | |
| Processor Speed: | 2.67 GHz | Total Processors: | 8 | |
| Processors Entered: | 8 | Processors determined: | 8 | |
| Cores per chip: | 4 | HPL Processes: | 8 | |
| MPI Processes: | 8 | Threads Entered: | 1 | |
| Threads determined: | 1 | FLOPs per cycle: | ||
| Theoretical peak: | 0.08544 TFlop/s | Total memory: | 24 GiB | |
| FFT library: | ||||
| HPL | ||||
| HPL: | 0.0781136 Tflop/s | HPL time: | 1326.11 | |
| HPL eps: | 2.22045e-16 | HPL Rnorm1: | 0.00000000123362 | |
| HPL Anorm1: | 13573.7 | HPL AnormI: | 13584.6 | |
| HPL Xnorm1: | 38139.3 | HPL XnormI: | 3.79687 | |
| HPL N: | 53760 | HPL NB: | 128 | |
| HPL NProw: | 2 | HPL NPcol: | 4 | |
| HPL depth: | 0 | HPL NBdiv: | 2 | |
| HPL NBmin: | 8 | HPL CPfact: | C | |
| HPL CRfact: | C | HPL CPtop: | 1 | |
| HPL order: | R | |||
| HPL dMach EPS: | 2.220446e-16 | HPL sMach EPS: | 0.0000001192093 | |
| HPL dMach sfMin: | 2.225074e-308 | HPL sMach sfMin: | 1.1754939999999999e-38 | |
| HPL dMach Base: | 2 | HPL sMach Base: | 2 | |
| HPL dMach Prec: | 4.440892e-16 | HPL sMach Prec: | 0.0000002384186 | |
| HPL dMach mLen: | 53 | HPL sMach mLen: | 24 | |
| HPL dMach Rnd: | 0 | HPL sMach Rnd: | 0 | |
| HPL dMach eMin: | -1021 | HPL sMach eMin: | -125 | |
| HPL dMach rMin: | 2.225074e-308 | HPL sMach rMin: | 1.1754939999999999e-38 | |
| HPL dMach eMax: | 1025 | HPL sMach eMax: | 129 | |
| HPL dMach rMax: | 0 | HPL sMach rMax: | 0 | |
| dweps: | 1.110223e-16 | sweps: | 0.00000005960464 | |
| PTRANS | ||||
| PTRANS: | 2.76336 GB/s | PTRANS time: | 1.98813 seconds | |
| PTRANS residual: | 0 | PTRANS N: | 26880 | |
| PTRANS NB: | 128 | PTRANS NProw: | 2 | |
| PTRANS NPcol: | 4 | |||
| STREAM | ||||
| S-STREAM Copy: | 9.77747 GB/s | S-STREAM Scale: | 10.5224 GB/s | |
| S-STREAM Add: | 11.167 GB/s | S-STREAM Triad: | 10.9829 GB/s | |
| EP-STREAM Copy: | 5.02075 GB/s | EP-STREAM Scale: | 3.4593 GB/s | |
| EP-STREAM Add: | 3.68935 GB/s | EP-STREAM Triad: | 3.73378 GB/s | |
| STREAM Vector Size: | 120422400 | STREAM Threads: | 1 | |
| RandomAccess | ||||
| S-RandomAccess: | 0.0270773 Gup/s | EP-RandomAccess: | 0.0172659 Gup/s | |
| G-RandomAccess: | 0.102184 Gup/s | G-RandomAccess N: | 2147483648 | |
| G-RandomAccess time: | 84.0632 seconds | G-RandomAccess Check Time: | 74.5856 seconds | |
| G-RandomAccess Errors: | 14021 | G-RandomAccess Errors Fraction: | 0.00000652904 | |
| G-RandomAccess TimeBound: | -1 | G-RandomAccess ExeUpdates: | 8589934592 | |
| RandomAccess N: | 268435456 | |||
| FFT | ||||
| S-FFT: | 1.95363 GFlop/s | EP-FFT: | 1.47934 GFlop/s | |
| MPIFFT: | 6.67784 GFlop/s | MPIFFT N: | 360000000 | |
| MPIFFT Max Error: | 0.0000000000000029142 | MPIFFT time0: | 0.00000119209 seconds | |
| MPIFFT time1: | 1.07343 seconds | MPIFFT time2: | 0.890972 seconds | |
| MPIFFT time3: | 0.657716 seconds | MPIFFT time4: | 3.62497 seconds | |
| MPIFFT time5: | 1.12425 seconds | MPIFFT time6: | 0.00000214577 seconds | |
| FFTEnblk: | 16 | FFTEnp: | 8 | |
| FFTEl2size: | 1048576 | |||
| DGEMM | ||||
| S-DGEMM: | 10.2998 GFlop/s | EP-DGEMM: | 10.2334 GFlop/s | |
| DGEMM N: | 10973 | |||
| RandomRing Latency/Bandwidth | ||||
| RandomRing Latency: | 0.496426 usec | RandomRing Bandwidth: | 1.3551 GB/s | |
| NaturalRing Latency/Bandwidth | ||||
| NaturalRing Latency: | 0.403724 usec | NaturalRing Bandwidth: | 1.548 GB/s | |
| PingPong Latency/Bandwidth | ||||
| Maximum PingPong Latency: | 0.388968 usec | Maximum PingPong Bandwidth: | 9.92986 GB/s | |
| Minimum PingPong Latency: | 0.0934585 usec | Minimum PingPong Bandwidth: | 5.63751 GB/s | |
| Average PingPong Latency: | 0.265114 usec | Average PingPong Bandwidth: | 7.49703 GB/s | |
| Size of Data Types | ||||
| char: | 1 byte | short: | 2 bytes | |
| int: | 4 bytes | long: | 8 bytes | |
| void ptr: | 8 bytes | float: | 4 bytes | |
| double: | 8 bytes | size t: | 8 bytes | |
| s64Int: | 8 bytes | u64Int: | 8 bytes | |
| OpenMP | ||||
| M OpenMP: | -1 | OpenMP Num Threads: | 0 | |
| OpenMP Num Procs: | 0 | OpenMP Max Threads: | 0 | |
| Memory | ||||
| MemProc: | -1 | MemSpec: | -1 | |
| MemVal: | -1 | |||
| CPS | ||||
| CPS_HPCC_FFT_235: | 1 | CPS_HPCC_FFTW_ESTIMATE: | 0 | |
| CPS_HPCC_MEMALLCTR: | 1 | CPS_HPL_USE_GETPROCESSTIMES: | 0 | |
| CPS_RA_SANDIA_NOPT: | 0 | CPS_RA_SANDIA_OPT2: | 1 | |